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GNN-based optimization algorithm for joint user scheduling and beamforming
Published 2022-07-01“…The coordinated multi-point (CoMP) transmission technology has the characteristics of reducing co-channel interference and improving spectral efficiency.For the CoMP technology, user scheduling (US) and beamforming (BF) design are two fundamental research problems located in the media access control layer and the physical layer, respectively.Under the consideration of user service quality requirements, the joint user US-BF optimization problem was investigated with the goal of maximizing network throughput.To overcome the problem that the traditional optimization algorithm had high computational cost and couldn’t effectively utilize the network historical data information, a joint US and power allocation (M-JEEPON) model based on graph neural network was proposed to realize joint US-BF optimization by combining the beam vector analytical solution.The simulation results show that the proposed algorithm can achieve the performance matching or even better than traditional optimization algorithms with lower computational overhead.…”
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New One-Dimensional Search Iteration Algorithm and Engineering Application
Published 2021-01-01“…The optimized design of the T-section beam is introduced for engineering application research. …”
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Prediction of Shear Strength of Steel Fiber-Reinforced Concrete Beams with Stirrups Using Hybrid Machine Learning and Deep Learning Models
Published 2025-04-01“…In the present research effort, a hybrid support vector regression model combined with a particle swarm optimization algorithm is provided, to explore the relationship between the material and dimensional characteristics of a concrete beam and its shear strength. …”
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Algorithmical Applications in the XiO Treatment Plan Based on Dosimetric Measurements
Published 2025-03-01Get full text
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A Location Prediction Algorithm for Mobile Communications Using Directional Antennas
Published 2013-11-01Get full text
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Algorithm and mathematical model for geometric positioning of segments on aspherical composite mirror
Published 2018-09-01“…This approach allows: to expand the spectral operating range from 0.2 to 11.0 μm and to increase the diameter of the entrance pupil of the receiving optical system, while maintaining the optimal value of the exponent mS– mass per unit area.Two variants of adjusting the position of mirror segments are considered when forming an aspherical surface of the second order, with respect to the base surface of the nearest sphere, including geometrical and opto-technical positioning.The purpose of the research was to develop an algorithm for solving the problem of geometric positioning of hexagonal segments of a mirror telescope, constructing an optimal circuit for traversing elements when aligning to the nearest radius to an aspherical surface, and also to program the output calculation parameters to verify the adequacy of the results obtained.Various methods for forming arrays from regular hexagonal segments with equal air gaps between them are considered. …”
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Dataset for training neural networks in concrete crack detection: laboratory-classified beam and column imagesRepositorio Institucional – Universidad de Lima
Published 2025-08-01“…However, obtaining high-quality datasets to train algorithms for detecting concrete cracks in structural components remains challenging, as such cracks normally develop over an extended period under real-world conditions. …”
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Design of Combined Sliding Mode Controller Back Stepping Using Genetic Algorithm
Published 2013-01-01“…That genetic algorithm (GA) has been used to solve difficult engineering problems that are complex and difficult to solve by conventional optimization methods, and at the end of this section, we apply a new robust controller on ball and beam system. …”
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Intelligent control algorithms for posture and height control of four-leg hydraulic supports
Published 2025-01-01“…The robustness, stability, calculation accuracy, and speed of these algorithms have been verified through analysis using the skeleton model and field measurement methods. …”
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A Robust Capon Beamforming Algorithm with Desired Signal Steering Vector Correction
Published 2025-07-01“…However, when the steering vector of the desired signal is mismatched, the performance of the Capon beamforming algorithm degrades. In addressing this challenge, the present research introduces a refined algorithm. …”
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A Detailed Comparison of Two New Heuristic Algorithms Based on Gazelles Behavior
Published 2024-06-01“…Although MGO and GOA are different heuristic algorithms, they are often considered the same algorithms by researchers. …”
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Automatic identification of hard and soft tissue landmarks in cone-beam computed tomography via deep learning with diversity datasets: a methodological study
Published 2025-04-01“…Abstract Background Manual landmark detection in cone beam computed tomography (CBCT) for evaluating craniofacial structures relies on medical expertise and is time-consuming. …”
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Bathymetry and Agricultural Crop Studies From ICESat‐2: The Density‐Dimension Algorithm
Published 2025-06-01Get full text
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Enabling High-Level Worker-Centric Semantic Understanding of Onsite Images Using Visual Language Models with Attention Mechanism and Beam Search Strategy
Published 2025-03-01“…However, current research lacks a comprehensive justification for the necessity of employing scene understanding algorithms to address this issue. …”
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